Lena Headey will play Queen Carsei of House Lannister in HBO’s upcoming Game of Thrones, according to Hollywood Reporter.  Headey starred in Terminator:  The Sarah Connor Chronicles, and played Queen Gorgo in 300.

The pilot for HBO’s Game of Thrones, based on the George R.R. Martin book series, has been largely cast (see “HBO’s Game of Thrones Casting”).